They just want the pumpernickel sis in the linens with 'em

from Azealia Banks – Liquorice Lyrics on Rap Genius

Meaning

Pumpernickel is a sweet dark-coloured bread. “Sis” is an abbreviation of “Sister” or “Sista”, referring to Black women.

She’s reflecting—“These White dudes are really digging a dark-skinned chick like me. They’re down to fuck.”

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